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Visitors, including guests, contractors and vendors, to any MCW campus are asked to refrain from coming to campus. Badge-access is required to enter any campus building, and cloth face coverings must be worn in all common areas. All MCW-sponsored site visits or gatherings are cancelled.Coronavirus (COVID-19)

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Gastroenterology and Hepatology

Meet Our Teams

Faculty

Reza Shaker, MD

Sr Associate Dean, Ctr Director, Chief, Professor

Dilpesh S. Agrawal, MD, MRCP

Assistant Professor

Helmut Ammon, MD

Professor

Poonam Beniwal-Patel, MD

Assistant Professor

William L. Berger, MD

Associate Professor

Phillip Chisholm, MD

Assistant Professor

Kulwinder S. Dua, MD, DMSc, FACP, FRCP, FASGE

Professor

Francis Edeani, MD

Assistant Professor of Medicine

James Esteban, MD

Assistant Professor

Jose Franco, MD

Associate Dean, Professor

Aiman Ghufran, MD

Assistant Professor

G. Kenneth Johnson, MD

Assistant Professor

Abdul Haq Khan, MD

Associate Professor

Veronica Loy, DO

Associate Professor; Medical Director, Liver Transplantation

Srivats Madhavan, MD

Assistant Professor

Benson T. Massey, MD

Professor

Ling Mei, MD

Assistant Professor of Medicine

Amir Patel, MD

Assistant Professor

Kia Saeian, MS, MD, FACG

Professor

Patrick Sanvanson, MD

Assistant Professor of Medicine

Preetika Sinh, MD

Assistant Professor

Zachary Smith, DO

Assistant Professor of Medicine

Achuthan Sourianarayanane, MD, MRCP

Associate Professor

Daniel J. Stein, MD

Associate Professor

Juan Pablo Trivella, MD

Assistant Professor

Thangam Venkatesan, MBBS

Professor

Andres Yarur, MD

Assistant Professor of Medicine

Research Faculty

Banani Banerjee, PhD

Associate Professor

Ivan M. Lang, PhD, DVM

Professor

Bidyut K. Medda, PhD

Associate Professor

Jyoti Sengupta, PhD

Professor

Physician Assistants & Nurse Practitioners

Kenneth Christensen, PA-C

Andrea Fetherston, APNP, MSN

Nurse Practitioner

Casey J. Fisher, BSN, MSN, APNP

Nurse Practitioner

Jennifer Fryda, APNP

Nurse Practitioner

Kristin M. Granlund, MPAS, PA-C, BS

Physician Assistant

Whitney Hill, PA-C

Nurse Practitioner

Katie Johnson, PA-C

Pamela Papenfus, APNP

Caroline A. Rupcich (Fox), MPAS, PA-C, BS

Physician Assistant

Ana Vidic, APNP